net/tinyproxy/files/tinyproxy.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2008-2011 OpenWrt.org
   3
   4 START=50
   5 USE_PROCD=1
   6
   7 CFGFILE=/var/etc/tinyproxy.conf
   8 PROG=/usr/bin/tinyproxy
   9
  10 section_enabled() {
  11         local enabled
  12         config_get_bool enabled "$1" 'enabled' 0
  13         [ "$enabled" -gt 0 ]
  14 }
  15
  16 write_upstream() {
  17         local type
  18         local via
  19         local target
  20
  21         config_get "type" "$1" "type"
  22         config_get via "$1" via
  23         config_get target "$1" target
  24         [ -n "$target" ] && target=' "'"$target"'"'
  25
  26         [ "$type" = "proxy" ] && [ -n "$via" ] && \
  27                 echo "upstream $via$target"
  28
  29         [ "$type" = "reject" ] && [ -n "$target" ] && \
  30                 echo "no upstream$target"
  31 }
  32
  33 proxy_atom() {
  34         local SECTION=$1
  35         local OPTION=$2
  36         local DEFAULT=$3
  37
  38         config_get _value "$SECTION" "$OPTION"
  39         [ -z "$_value" ] && _value="$DEFAULT"
  40         [ -n "$_value" ] && echo "$OPTION $_value"
  41 }
  42
  43 proxy_string() {
  44         local SECTION=$1
  45         local OPTION=$2
  46         local ALIAS=$3
  47         local DEFAULT=$4
  48
  49         config_get _value "$SECTION" "$OPTION"
  50         [ -z "$_value" ] && _value="$DEFAULT"
  51         [ -n "$_value" ] && echo "${ALIAS:-${OPTION}} "'"'"$_value"'"'
  52         [ -n "$_value" ] && [ "$OPTION" = "LogFile" ] && {
  53                 touch "$_value"
  54                 chmod 666 "$_value"
  55         }
  56 }
  57
  58 proxy_m_string() {
  59         local SECTION=$1
  60         local OPTION=$2
  61
  62         config_get _value "$SECTION" "$OPTION"
  63         [ -n "$_value" ] && echo "${ALIAS:-${OPTION}} ""$_value"
  64 }
  65
  66 proxy_flag() {
  67         local SECTION=$1
  68         local OPTION=$2
  69         local TRUE="${3:-On}"
  70         local FALSE="${4:-Off}"
  71
  72         config_get_bool _value "$SECTION" "$OPTION" 0
  73         [ "$_value" -eq "1" ] && _value="$TRUE" || _value="$FALSE"
  74         echo "$OPTION $_value"
  75 }
  76
  77 proxy_list() {
  78         local SECTION=$1
  79         local OPTION=$2
  80         local ENCLOSE=$3
  81
  82         config_get _value "$SECTION" "$OPTION"
  83         [ -n "$_value" ] && {
  84                 for entry in $_value; do
  85                         echo "$OPTION ${ENCLOSE}${entry}${ENCLOSE}"
  86                 done
  87         }
  88 }
  89
  90 start_proxy() {
  91         section_enabled "$1" || return 1
  92
  93         mkdir -p /var/etc
  94         chmod 0755 /var/etc
  95         {
  96         echo '### AUTOGENERATED CONFIGURATION'
  97         echo '### DO NOT EDIT'
  98         echo '### SEE /etc/config/tinyproxy INSTEAD'
  99         echo ''
 100
 101         proxy_atom "$1" User
 102         proxy_atom "$1" Group
 103         proxy_atom "$1" Port 8888
 104         proxy_atom "$1" Listen
 105         proxy_atom "$1" Bind
 106         proxy_atom "$1" Timeout
 107
 108         proxy_string "$1" ErrorFile_400 "ErrorFile 400"
 109         proxy_string "$1" ErrorFile_403 "ErrorFile 403"
 110         proxy_string "$1" ErrorFile_404 "ErrorFile 404"
 111         proxy_string "$1" ErrorFile_408 "ErrorFile 408"
 112         proxy_string "$1" ErrorFile_503 "ErrorFile 503"
 113
 114         proxy_string "$1" DefaultErrorFile
 115         proxy_string "$1" StatHost StatHost 127.0.0.1
 116         proxy_string "$1" StatFile
 117         proxy_string "$1" LogFile
 118
 119         proxy_m_string "$1" BasicAuth
 120
 121         proxy_flag "$1" Syslog
 122
 123         proxy_atom "$1" LogLevel
 124
 125         proxy_flag "$1" XTinyproxy
 126
 127         proxy_atom "$1" MaxClients
 128         proxy_atom "$1" MinSpareServers
 129         proxy_atom "$1" MaxSpareServers
 130         proxy_atom "$1" StartServers
 131         proxy_atom "$1" MaxRequestsPerChild
 132         proxy_list "$1" Allow
 133
 134         proxy_string "$1" ViaProxyName
 135         proxy_string "$1" Filter
 136
 137         proxy_flag "$1" FilterURLs
 138         proxy_flag "$1" FilterExtended
 139         proxy_flag "$1" FilterCaseSensitive
 140         proxy_flag "$1" FilterDefaultDeny Yes No
 141
 142         proxy_list "$1" Anonymous '"'
 143         proxy_list "$1" ConnectPort
 144
 145         config_foreach write_upstream upstream
 146         } > "$CFGFILE"
 147
 148         procd_open_instance
 149         procd_set_param command "$PROG"
 150         procd_append_param command -c "$CFGFILE"
 151         procd_append_param command -d
 152         procd_close_instance
 153 }
 154
 155 start_service() {
 156         config_load 'tinyproxy'
 157         config_foreach start_proxy 'tinyproxy'
 158 }